LXR linux/include/linux/ahci-remap.h

   1/* SPDX-License-Identifier: GPL-2.0 */
   2#ifndef _LINUX_AHCI_REMAP_H
   3#define _LINUX_AHCI_REMAP_H
   4
   5#include <linux/sizes.h>
   6
   7#define AHCI_VSCAP              0xa4
   8#define AHCI_REMAP_CAP          0x800
   9
  10/* device class code */
  11#define AHCI_REMAP_N_DCC        0x880
  12
  13/* remap-device base relative to ahci-bar */
  14#define AHCI_REMAP_N_OFFSET     SZ_16K
  15#define AHCI_REMAP_N_SIZE       SZ_16K
  16
  17#define AHCI_MAX_REMAP          3
  18
  19static inline unsigned int ahci_remap_dcc(int i)
  20{
  21        return AHCI_REMAP_N_DCC + i * 0x80;
  22}
  23
  24static inline unsigned int ahci_remap_base(int i)
  25{
  26        return AHCI_REMAP_N_OFFSET + i * AHCI_REMAP_N_SIZE;
  27}
  28
  29#endif /* _LINUX_AHCI_REMAP_H */
  30